Vulnerability DatabaseCVE-2022-34264

CVE-2022-34264:
Adobe Framemaker vulnerability analysis and mitigation

Overview

Adobe FrameMaker versions 2019 Update 8 (and earlier) and 2020 Update 4 (and earlier) were identified with a security vulnerability tracked as CVE-2022-34264. The vulnerability was discovered by Mat Powell of Trend Micro Zero Day Initiative and was publicly disclosed on August 9, 2022. This security issue affects the font parsing functionality in Adobe FrameMaker (Adobe Security Bulletin, ZDI Advisory).

Technical details

The vulnerability is classified as an out-of-bounds read vulnerability that occurs within the parsing of embedded fonts. When processing crafted data in a font, it can trigger a read past the end of an allocated buffer. The vulnerability received a CVSS score of 3.3 (AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N), indicating a relatively low severity but still significant security risk (ZDI Advisory).

Impact

This vulnerability could lead to the disclosure of sensitive memory information. More significantly, attackers could potentially leverage this vulnerability to bypass security mitigations such as Address Space Layout Randomization (ASLR). The exploitation requires user interaction, specifically opening a malicious file (NVD).

Mitigation and workarounds

Adobe has released security updates to address this vulnerability. Users of affected versions of Adobe FrameMaker (2019 Update 8 and earlier, 2020 Update 4 and earlier) should apply the latest security patches provided by Adobe (Adobe Security Bulletin).